Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 18.40
Milk (kg) -375.00 -0.014 5.25
Fat (kg) -15.74 -0.375 5.90
Prot (kg) -16.43 -0.441 7.25
Fertility Sub Index 2.00
Calving Interval (days) -1.18 -1.459 1.72
Survival (%) 0.25 1.117 0.28
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.20
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.11 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 21.56

* Based on an €80/tonne carbon price